The boy slipped out of the room and headed for the swimming pool secretly.
这孩子偷偷摸摸地溜出了屋子,走向游泳池。
He put the money in coffer secretly.
他悄悄地把钱放在保险箱里。
He's a member of the other team and secretly let us know who his side were going to field against us at the next match, so we gave him ten pounds conscience money.